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Unread 07-05-2013, 09:46 AM   #1
aeking
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92 yj check engine light.

92 yj check engine light. Flashes 34 replaced idle air controller. Still having idle problems.

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Unread 07-13-2013, 08:29 PM   #2
laybackman
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Quote:
Originally Posted by aeking View Post
92 yj check engine light. Flashes 34 replaced idle air controller. Still having idle problems.

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Check the vacuum to the MAP sensor mounted on the firewall.
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